How is Cast iron different from Pig iron ?

How is wrought iron different from steel?

Purest form of iron is

How can iron be protected from rusting by sacrificial protection ?

Write down the reactions taking place in different zones in the blast furnace during the extraction of iron.

How is an iron ship able to float where as an iron needle sinks?

Calculate the number of iron atoms in a piece of iron weighing 2.8g

Write the name of purest form of iron.